Home / 79,341.12-119,012.09-26,751.06

Finding the Fourth Proportional to 79,341.12, 119,012.09 and 26,751.06

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Solution

The fourth proportional to 79,341.12, 119,012.09 and 26,751.06 is: 40,126.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,341.12 : 119,012.09 = 26,751.06 : x
  2. Step 2: Convert to fraction form
    79,341.12/119,012.09 = 26,751.06/x
  3. Step 3: Cross multiply
    79,341.12x = 119,012.09 × 26,751.06
  4. Step 4: Simplify right side
    79,341.12x = 3,183,699,426.56
  5. Step 5: Solve for x
    x = 3,183,699,426.56/79,341.12
  6. Step 6: Final answer
    x = 40,126.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.